Table 1.
The outcome of FDR in the pure furcation defect group based on treatment strategies.
| LFI | RLI | ALF | ARL | IRI | |||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Mean ± SD | p | Mean ± SD | p | Mean ± SD | p | Mean ± SD | p | Mean ± SD | p | ||
| Overall | 1.45 ± 1.15 mm | 50 ± 40% | 1.59 ± 1.21 mm | 43 ± 31% | 1.05 ± 0.19 | ||||||
| BRG | Autograft | 0.68 ± 1.00 mm | 0.039 * | 16 ± 25% | 0.003 ** | 1.00 ± 1.10 mm | 0.195 | 28 ± 28% | 0.185 | 0.98 ± 0.15 | 0.043 * |
| FDBA | 1.77 ± 1.08 mm | 52 ± 34% | 1.78 ± 1.89 mm | 57 ± 66% | 1.25 ± 0.26 | ||||||
| DBBM | 1.74 ± 1.11 mm †† | 64 ± 38% † | 1.82 ± 1.09 mm | 47 ± 23% | 1.04 ± 0.17 | ||||||
| CM | 1.27 ± 1.03 mm | 0.589 | 38 ± 36% | 0.287 | 1.58 ± 1.31 mm | 0.967 | 52 ± 44% | 0.321 | 1.10 ± 0.26 | 0.394 | |
| EMD | 1.52 ± 1.20 mm | 54 ± 41% | 1.60 ± 1.20 mm | 40 ± 26% | 1.02 ± 0.25 | ||||||
Abbreviations: LFI: the linear furcation regeneration improvement; RLI: the ratio of LFI; ALF: the adjusted LFI; ARL: the adjusted ratio of LFI; IRI: the improvement of radiographic intensity; BRG: the bone replacement graft; FDBA: freeze-dried bone matrix; DBBM: deproteinized bovine bone matrix; CM: collagen membrane; EMD: enamel matrix derivatives. Significant difference in the strategy: * p < 0.05, ** p < 0.01; Significant difference to autograft treatment: † p < 0.05, †† p < 0.01.